Climate Overview
The climate in San Juan Bautista is warm and mild. The average annual temperature is 24°C and approximately 3205mm of precipitation falls per year. June is the wettest month, receiving around 533mm of rainfall. San Juan Bautista is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: March, April, February. The coldest months are January, February, December, when temperatures can drop to 18°C.
Temperature
San Juan Bautista sees moderate temperature variation throughout the year, ranging from 18°C to 30°C. The warmest month is March, when average highs reach 30°C and the mean temperature sits around 24°C. January is the coolest month, with minimum temperatures around 18°C and an average of 23°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.
Precipitation
San Juan Bautista is a very wet location, receiving approximately 3205mm of precipitation annually, which averages out to around 267mm per month. The wettest month is June, averaging 533mm of rainfall. September and October also tend to see above-average precipitation. The driest month is February, with just 13mm. That's 520mm less than June, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
San Juan Bautista is relatively calm, with an average annual wind speed of 8km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 10km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 9km/h in winter, 9km/h in spring, 7km/h in summer, 7km/h in autumn.
Seasons
89 days until Summer
It is currently spring in San Juan Bautista, which began on March 20, 2026. San Juan Bautista is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in March at around 30°C, while the coldest stretch bottoms out in January near 18°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 20 to 30°C. Rainfall is heavy, totalling around 568mm across the season with a monthly average of 189mm. Winds are generally light, averaging 9km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 20 to 28°C. Rainfall is heavy, totalling around 1319mm across the season with a monthly average of 440mm. Winds are generally light, averaging 7km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 20 to 28°C. Rainfall is heavy, totalling around 1240mm across the season with a monthly average of 413mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 18 to 30°C. Rainfall is relatively light, with around 78mm over the season and a monthly average of 26mm. Winds are generally light, averaging 9km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit San Juan Bautista is during January, February, March and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 32mm per month. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for San Juan Bautista based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
